Geological Society of CIM as VOLUME 46 by the OF MINING, METALLURGY SPECIAL CANADIAN INSTITUTE NORTHWEST...PETROLEUM COPYRIGHT © 1995 BY CANADIAN INSTITUTE OF MINING, METALLURGY AND PETROLEUM Suite 1210, 3400 de Maisonneuve...the world. The modern era of copper-molybdenum mining in British Columbia dawned in 1954 when Bethlehem...environment are needed to restore the porphyry mining sector to stability and renewed development , activity...technology. The Casino porphyry copper-gold-molybdenum deposit, in the unglaciated Dawson Range of central Yukon |